Table 2. Pearson correlations between the ordination score of the first axis of the nonmetric dimensional scaling ordination (which explains 73% of the variance in the original data) and key soil and site characteristics
Variable rr2
Vegetation type -0.62 0.38
MAT 0.09 0.01
SMD 0.73 0.54
Organic C, % -0.51 0.26
C:N ratio -0.50 0.25
Silt + clay, % -0.04 0.01
pH 0.91 0.83
CMR -0.44 0.20
  • Vegetation type is a binary variable (forest/nonforest). SMD, soil moisture deficit; CMR, potential C mineralization rate.